DP

Duck Sik Park

KC Kyungdong Navien Co.: 2 patents #3 of 22Top 15%
📍 Seoul, KR: #1,226 of 6,453 inventorsTop 20%
Overall (2025): #129,049 of 469,880Top 30%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12331959 Heat exchanger unit Jun Kyu Park 2025-06-17
12241641 Air heating apparatus Jun Kyu Park, Dong Hwan Kim, Seong Sik Moon 2025-03-04